Factor and solve 1x^2 + 0x - 9 = 0

Asked by AnneS2 12 years ago 7/26/2013 6:38 AM

Last updated by anonymous 12 years ago 7/27/2013 12:12 PM

Answered by CherieS 12 years ago 7/27/2013 12:12 PM

1x^2 + 0x - 9 = 0

(x )(x ) ( -3)( +3)=0

(x-3) (x+3) = 0

Solve:

(x-3)=0

x-3+3=0+3

x=3

Solve:

(x+3) = 0

x+3-3 = 0-3

x=-3